# Rock River Falls

Rock River Falls is a falls in [Onota Township](https://ontology.bommaritollc.com/id/01a0ca47-7ccb-7662-b52e-c2786078e87d), [Alger County](https://ontology.bommaritollc.com/id/01a0ca47-5b9c-74cc-b002-8ea6888b5af8), [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa), in the [Rock River-Frontal Lake Superior (HUC10 0402020102)](https://ontology.bommaritollc.com/id/01a0de92-1c66-77a7-8d39-9fa6ee2953bc) watershed.

IRI: <https://ontology.bommaritollc.com/id/01a0ddfe-d7b1-77c2-9f92-9ba4f4bf6af6>

Within: [Michigan](https://ontology.bommaritollc.com/id/01a0ca47-57ff-7219-9e2f-cdc1b39bd0fa) › [Alger County](https://ontology.bommaritollc.com/id/01a0ca47-5b9c-74cc-b002-8ea6888b5af8) › [Onota Township](https://ontology.bommaritollc.com/id/01a0ca47-7ccb-7662-b52e-c2786078e87d)

Type: [geo:Feature](http://www.opengis.net/ont/geosparql#Feature), [schema:Place](https://schema.org/Place), [schema:Waterfall](https://schema.org/Waterfall)

Location: 46.41135, -86.97619 (box -86.97619, 46.41135, -86.97619, 46.41135; west, south, east, north)

- `adms:identifier`: [gnis 1621418](https://ontology.bommaritollc.com/id/01a0ddfe-d7b1-77c2-9f92-9baded11fc6f)
- `dcterms:type`: [falls](https://ontology.bommaritollc.com/vocab/geo/gnisFalls)
- `geo:hasDefaultGeometry`: [point of Rock River Falls](https://ontology.bommaritollc.com/id/01a0ddff-1419-75d1-b0c6-af9ea5f07c9a)
- `geo:hasGeometry`: [point of Rock River Falls](https://ontology.bommaritollc.com/id/01a0ddff-1419-75d1-b0c6-af9ea5f07c9a)
- **in watershed** (`bcgeo:inWatershed`): [Rock River-Frontal Lake Superior (HUC10 0402020102)](https://ontology.bommaritollc.com/id/01a0de92-1c66-77a7-8d39-9fa6ee2953bc)
- `prov:wasDerivedFrom`:
  - [evidence from https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames\_MI\_Text.zip](https://ontology.bommaritollc.com/id/01a0ddfe-d7b1-77c2-9f92-9ba3cad22b62)
  - [evidence from https://3dhp.nationalmap.gov/arcgis/rest/services/usgs\_3dhp\_all/FeatureServer](https://ontology.bommaritollc.com/id/01a0de32-6743-7704-9930-51fd46ad59f8)
  - [evidence from https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer](https://ontology.bommaritollc.com/id/01a0de92-15b5-719c-bd24-61d089fbb48b)
- `schema:containedInPlace`:
  - [Alger County](https://ontology.bommaritollc.com/id/01a0ca47-5b9c-74cc-b002-8ea6888b5af8)
  - [Onota Township](https://ontology.bommaritollc.com/id/01a0ca47-7ccb-7662-b52e-c2786078e87d)
- `skos:prefLabel`: Rock River Falls

## Elsewhere

- [USGS GNIS 1621418](https://edits.nationalmap.gov/apps/gaz-domestic/public/summary/1621418) (gnis)
- [OpenStreetMap](https://www.openstreetmap.org/?mlat=46.41135&mlon=-86.97619#map=14/46.41135/-86.97619) (46.41135, -86.97619)
- [Google Maps](https://www.google.com/maps/search/?api=1&query=46.41135,-86.97619)
- [Source](https://prd-tnm.s3.amazonaws.com/StagedProducts/GeographicNames/DomesticNames/DomesticNames_MI_Text.zip) (prd-tnm.s3.amazonaws.com)
- [Source](https://3dhp.nationalmap.gov/arcgis/rest/services/usgs_3dhp_all/FeatureServer) (3dhp.nationalmap.gov)
- [Source](https://hydro.nationalmap.gov/arcgis/rest/services/wbd/MapServer) (hydro.nationalmap.gov)

---
Also as: [Turtle](https://ontology.bommaritollc.com/id/01a0ddfe-d7b1-77c2-9f92-9ba4f4bf6af6.ttl), [JSON-LD](https://ontology.bommaritollc.com/id/01a0ddfe-d7b1-77c2-9f92-9ba4f4bf6af6.jsonld), [N-Triples](https://ontology.bommaritollc.com/id/01a0ddfe-d7b1-77c2-9f92-9ba4f4bf6af6.nt), [HTML](https://ontology.bommaritollc.com/id/01a0ddfe-d7b1-77c2-9f92-9ba4f4bf6af6)
Cite as: Rock River Falls. bc-ontology, release 0.1.0-rc12, 2026-09-27. https://ontology.bommaritollc.com/id/01a0ddfe-d7b1-77c2-9f92-9ba4f4bf6af6
Release 0.1.0-rc12, graph hash a20f66b983549f220c6f061b7e40233771a06aa47a0c0aede95a2a57ee2e9553.